package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@Slf4j
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /**
     * 新增菜品及对应口味数据
     * @param dishDTO
     * @return
     */

@PostMapping
@ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
@GetMapping("/page")
@ApiOperation("菜品分页查询")
   public Result<PageResult> dishCategory(DishPageQueryDTO dishPageQueryDTO){
    log.info("菜品分页查询：{}",dishPageQueryDTO);
    PageResult pageResult=dishService.dishCategory(dishPageQueryDTO);

    return Result.success(pageResult);
   }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */

@DeleteMapping
@ApiOperation("批量删除菜品")
//@RequestParam 由mvc框架动态解析ids
     public Result delete(@RequestParam List<Long> ids){
    log.info("批量删除菜品：{}",ids);
     dishService.delete(ids);
    //将所有的菜品缓存数据清理掉，所有以dish_开头的key
    cleanCache("dish_*");
    return Result.success();
     }


    /**
     * 根据id查询菜品信息和对应的口味信息
     * @param id
     * @return
     */
    @GetMapping("/{id}")
@ApiOperation("根据id查询菜品信息")
     public Result<DishVO> getById(@PathVariable Long id){
    log.info("根据id查询菜品信息：{}",id);
    DishVO dishVO =dishService.getByIdWithFlavor(id);
    return  Result.success(dishVO);
}

    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
@ApiOperation("修改菜品")
public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateWithFlavors(dishDTO);
        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");

        return Result.success();
}

@GetMapping("list")
@ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
    List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
}


    /**
     * 菜品起售停售
     *
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result<String> startOrStop(@PathVariable Integer status, Long id) {
        dishService.startOrStop(status, id);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");

        return Result.success();
    }
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
